Meaning of the word foolishness in English

What does foolishness mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

foolishness

US /ˈfuː.lɪʃ.nəs/
UK /ˈfuː.lɪʃ.nəs/

Noun

1.

the quality of being unwise, stupid, or not showing good judgment:

Example:
the foolishness of youth
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